Hair comb



FIG. 1 is a front view of a first embodiment of the hair comb, showing my new design.

FIG. 2 is a rear view thereof;

FIG. 3 is a right-side view thereof,

FIG. 4 is a left-side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines are used to show a measurement scale that is not being claimed, and thus form no part of the claimed design. 

CLAIM The ornamental design for a hair comb, as shown and described. 